A New or Improved Sleeper for Railways and the like

A New or Improved Sleeper for Railways and the like

23,669. Czigler, P., Hirschman, S., Gr³nbaum, F., Wertheimer, J., Friedrich, F., Rosenberg, L., and Kohn, H. Nov. 10. Sleepers. - A mixture of Portland cement, cinders, and sand is moulded on wire netting or metal framework e and compressed in a tubular form. A plug c for holding the spikes, and a c...

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Hauptverfasser: SANDOR HIRSCHMAN, FERDINAND FRIEDRICH, JAKOB WERTHEIMER, PAUL CZIGLER, FRANZ GRUENBAUM, LUDWIG ROSENBERG, HERMANN KOHN
Format: Patent
Sprache:eng
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Zusammenfassung:23,669. Czigler, P., Hirschman, S., Gr³nbaum, F., Wertheimer, J., Friedrich, F., Rosenberg, L., and Kohn, H. Nov. 10. Sleepers. - A mixture of Portland cement, cinders, and sand is moulded on wire netting or metal framework e and compressed in a tubular form. A plug c for holding the spikes, and a coating i for the railway and like sleeper, are made of a mixture of asphalt, tar, hair, and sand, and the plugs c may be held in place by blocks h.